What is checkra1n Jailbreak? CheckRa1n is a semi-tethered jailbreak developed by the CheckRa1n Team, which is compatible with a variety of devices thanks to its use of an unpatchable SecureROM exploit called checkm8. This iOS jailbreak utility comes with the Cydia package manager by default. CheckRa1n jailbreak supports iOS 12.0 all the way up to…